Worldwide, ריילי (Riley 
, Reilly , Railey 
) is a common largely boy's, but infrequently female forename. The first name ריילי is habitual in Aland Islands, where it is quite a common masculine name, Curacao, and Australia, where it is quite a common dominantly masculine, but infrequently feminine name. Measured by absolute frequency, this name is the most popular in the United States, Australia, and Canada. More prevalently, ריילי is the last name as well as the forename.
ריילי is also a popular name for the fictitious and mythical characters: Riley , the fictional character from the video game The Last of Us: Left Behind; Riley Finn , the character in Buffy the Vampire Slayer, Buffyverse; Darkdevil , the Fictional superhero appearing in American comic books published by Marvel Comics; Riley Parks , the fictional character from The Client List television series and Riley Dawson , character in Terminator: The Sarah Connor Chronicles, and in many other works.